diff --git a/common/achievements.cpp b/common/achievements.cpp
index d2e1033f053..64e48bb6d16 100644
--- a/common/achievements.cpp
+++ b/common/achievements.cpp
@@ -23,8 +23,10 @@
 
 #include "common/achievements.h"
 #include "common/debug.h"
+#include "common/stream.h"
 #include "common/system.h"
 #include "common/translation.h"
+#include "common/unzip.h"
 
 namespace Common {
 
@@ -67,11 +69,11 @@ bool AchievementsManager::setActiveDomain(const AchievementsInfo &info) {
 	_iniFile = new Common::INIFile();
 	_iniFile->loadFromSaveFile(_iniFileName); // missing file is OK
 
-	_descriptions = info.descriptions;
+	loadAchievementsData(platform, info.appId.c_str());
 
-	for (uint32 i = 0; i < info.stats.size(); i++) {
-		if (!(_iniFile->hasKey(info.stats[i].id, "statistics"))) {
-			_iniFile->setKey(info.stats[i].id, "statistics", info.stats[i].start);
+	for (uint32 i = 0; i < _stats.size(); i++) {
+		if (!(_iniFile->hasKey(_stats[i].id, "statistics"))) {
+			_iniFile->setKey(_stats[i].id, "statistics", _stats[i].start);
 		}
 	}
 
@@ -82,6 +84,68 @@ bool AchievementsManager::setActiveDomain(const AchievementsInfo &info) {
 }
 
 
+bool AchievementsManager::loadAchievementsData(const char *platform, const char *appId) {
+	Archive *cfgZip = Common::makeZipArchive("achievements.dat");
+	if (!cfgZip) {
+		warning("achievements.dat is not found. Achievements messages are unavailable");
+		return false;
+	}
+
+	String cfgFileName = String::format("%s-%s.ini", platform, appId);
+	SeekableReadStream *stream = cfgZip->createReadStreamForMember(cfgFileName);
+	if (!stream) {
+		delete cfgZip;
+		warning("%s is not found in achievements.dat. Achievements messages are unavailable", cfgFileName.c_str());
+		return false;
+	}
+	
+	INIFile cfgFile;
+	if (!cfgFile.loadFromStream(*stream)) {
+		delete stream;
+		delete cfgZip;
+		warning("%s is corrupted in achievements.dat. Achievements messages are unavailable", cfgFileName.c_str());
+		return false;
+	}
+
+	_descriptions.clear();
+	for (int i = 0; i < 256; i++) {
+		String prefix = String::format("item_%d", i);
+
+		String id, title, comment, hidden;
+		cfgFile.getKey(prefix + "_id", "achievements:en", id);
+		cfgFile.getKey(prefix + "_title", "achievements:en", title);
+		cfgFile.getKey(prefix + "_comment", "achievements:en", comment);
+		cfgFile.getKey(prefix + "_hidden", "achievements:en", hidden);
+
+		if (id.empty()) {
+			break;
+		} else {
+			_descriptions.push_back({id, title, comment, !hidden.empty()});
+		}
+	}
+
+	_stats.clear();
+	for (int i = 0; i < 256; i++) {
+		String prefix = String::format("item_%d", i);
+
+		String id, comment, start;
+		cfgFile.getKey(prefix + "_id", "stats:en", id);
+		cfgFile.getKey(prefix + "_comment", "stats:en", comment);
+		cfgFile.getKey(prefix + "_start", "stats:en", start);
+
+		if (id.empty()) {
+			break;
+		} else {
+			_stats.push_back({id, comment, start});
+		}
+	}
+
+	delete stream;
+	delete cfgZip;
+	return true;
+}
+
+
 bool AchievementsManager::unsetActiveDomain() {
 	debug("AchievementsManager::unsetActiveDomain()");
 
@@ -91,6 +155,7 @@ bool AchievementsManager::unsetActiveDomain() {
 	_iniFile = nullptr;
 
 	_descriptions.clear();
+	_stats.clear();
 
 	return true;
 }
@@ -107,7 +172,7 @@ bool AchievementsManager::setAchievement(const String &id) {
 
 	String displayedMessage = id;
 	for (uint32 i = 0; i < _descriptions.size(); i++) {
-		if (strcmp(_descriptions[i].id, id.c_str()) == 0) {
+		if (_descriptions[i].id == id) {
 			displayedMessage = _descriptions[i].title;
 			break;
 		}
diff --git a/common/achievements.h b/common/achievements.h
index 3512c2ece31..63e6adbbd44 100644
--- a/common/achievements.h
+++ b/common/achievements.h
@@ -53,19 +53,19 @@ enum AchievementsPlatform {
  * Information structure for game-specific statistics.
  */
 struct StatDescription {
-	const char *id;      //!< Stat internal ID, such as "ITEMS_THROWN".
-	const char *comment; //!< Optional stat comment, such as "Items Thrown".
-	const char *start;   //!< Stat default value, such as "0".
+	String id;      //!< Stat internal ID, such as "ITEMS_THROWN".
+	String comment; //!< Optional stat comment, such as "Items Thrown".
+	String start;   //!< Stat default value, such as "0".
 };
 
 /**
  * Information structure for game-specific achievements.
  */
 struct AchievementDescription {
-	const char *id;      //!< Achievement internal ID, such as "ACHIEVEMENT_TIMING".
-	bool isHidden;       //!< Whether the achievement is hidden.
-	const char *title;   //!< Achievement displayed text, such as "Marathon Runner".
-	const char *comment; //!< Optional achievement hint or comment, such as "Finish the game in less than 4 hours".
+	String id;      //!< Achievement internal ID, such as "ACHIEVEMENT_TIMING".
+	String title;   //!< Achievement displayed text, such as "Marathon Runner".
+	String comment; //!< Optional achievement hint or comment, such as "Finish the game in less than 4 hours".
+	bool isHidden;  //!< Whether the achievement is hidden.
 };
 
 /**
@@ -74,8 +74,6 @@ struct AchievementDescription {
 struct AchievementsInfo {
 	Common::AchievementsPlatform platform;              //!< Achievements platform, such as "STEAM_ACHIEVEMENTS".
 	Common::String appId;                               //!< Achievements application ID of the given platform.
-	Common::Array<StatDescription> stats;               //!< Descriptions of all game stats.
-	Common::Array<AchievementDescription> descriptions; //!< Descriptions of all game achievements.
 
 	AchievementsInfo() { platform = Common::UNK_ACHIEVEMENTS; }
 };
@@ -91,9 +89,10 @@ public:
 	~AchievementsManager();
 
 	/**
-	 * Set a platform and application ID as active domain, store messages texts.
+	 * Set a game targeted by platform type and application ID as active domain.
+	 * Automaticly loads messages texts from achievements.dat.
 	 *
-	 * @param[in] info Achievements platform, application ID and messages information.
+	 * @param[in] info Achievements platform type and application ID.
 	 */
 	bool setActiveDomain(const AchievementsInfo &info);
 	bool unsetActiveDomain();                            //!< Unset the current active domain.
@@ -213,11 +212,14 @@ public:
 	/** @} */
 
 private:
+	bool loadAchievementsData(const char *platform, const char *appId);
+
 	float getStatFloatEx(const String &id, const String &section) const;
 	bool setStatFloatEx(const String &id, float value, const String &section) const;
 
 	INIFile *_iniFile;
 	String _iniFileName;
+	Common::Array<StatDescription> _stats;
 	Common::Array<AchievementDescription> _descriptions;
 };